{i} limitation of the production or distribution of something (especially nuclear weapons); not proliferating
the prevention of something increasing or spreading (especially the prevention of an increase in the number of countries possessing nuclear weapons); "they protested that the nonproliferation treaty was just a plot to maintain the hegemony of those who already had nuclear weapons"; "nuclear disarmament and nonproliferation are closely related goals
not increasing the existence of something, especially the spread of nuclear weapons nuclear family : type of family found in most industrialized countries; parents and their unmarried children
Efforts to prevent or slow the spread of nuclear weapons and the materials and technologies used to produce them